4402431155 has 4 divisors (see below), whose sum is σ = 5282917392. Its totient is φ = 3521944920.

The previous prime is 4402431149. The next prime is 4402431223. The reversal of 4402431155 is 5511342044.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4402431155 - 2⁴ = 4402431139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440243111 + ... + 440243120.

It is an arithmetic number, because the mean of its divisors is an integer number (1320729348).

Almost surely, 2^4402431155 is an apocalyptic number.

4402431155 is a deficient number, since it is larger than the sum of its proper divisors (880486237).

4402431155 is an equidigital number, since it uses as much as digits as its factorization.

4402431155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880486236.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 4402431155 is about 66350.8187967564. The cubic root of 4402431155 is about 1638.9442882091.

Adding to 4402431155 its reverse (5511342044), we get a palindrome (9913773199).

The spelling of 4402431155 in words is "four billion, four hundred two million, four hundred thirty-one thousand, one hundred fifty-five".